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skarg
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/**************************************************************************
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*
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* Copyright (C) 2006 Steve Karg <skarg@users.sourceforge.net>
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*********************************************************************/
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#include <stddef.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <signal.h>
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#include <time.h>
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#include "config.h"
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#include "address.h"
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#include "bacdef.h"
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#include "handlers.h"
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#include "client.h"
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#include "bacdcode.h"
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#include "npdu.h"
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#include "apdu.h"
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#include "iam.h"
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#include "tsm.h"
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#include "device.h"
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#include "bacfile.h"
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#include "datalink.h"
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#include "dcc.h"
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#include "net.h"
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#include "txbuf.h"
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#include "lc.h"
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/* This is an example server application using the BACnet Stack */
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/* buffers used for receiving */
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static uint8_t Rx_Buf[MAX_MPDU] = { 0 };
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static char *Network_Interface = NULL;
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static void Init_Service_Handlers(void)
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{
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/* we need to handle who-is to support dynamic device binding */
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apdu_set_unconfirmed_handler(SERVICE_UNCONFIRMED_WHO_IS,
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handler_who_is);
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apdu_set_unconfirmed_handler(SERVICE_UNCONFIRMED_WHO_HAS,
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handler_who_has);
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/* set the handler for all the services we don't implement */
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/* It is required to send the proper reject message... */
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apdu_set_unrecognized_service_handler_handler
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(handler_unrecognized_service);
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/* Set the handlers for any confirmed services that we support. */
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/* We must implement read property - it's required! */
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apdu_set_confirmed_handler(SERVICE_CONFIRMED_READ_PROPERTY,
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handler_read_property);
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apdu_set_confirmed_handler(SERVICE_CONFIRMED_WRITE_PROPERTY,
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handler_write_property);
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apdu_set_confirmed_handler(SERVICE_CONFIRMED_ATOMIC_READ_FILE,
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handler_atomic_read_file);
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apdu_set_confirmed_handler(SERVICE_CONFIRMED_ATOMIC_WRITE_FILE,
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handler_atomic_write_file);
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apdu_set_confirmed_handler(SERVICE_CONFIRMED_REINITIALIZE_DEVICE,
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handler_reinitialize_device);
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apdu_set_unconfirmed_handler
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(SERVICE_UNCONFIRMED_UTC_TIME_SYNCHRONIZATION,
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handler_timesync_utc);
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apdu_set_unconfirmed_handler(SERVICE_UNCONFIRMED_TIME_SYNCHRONIZATION,
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handler_timesync);
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/* handle communication so we can shutup when asked */
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apdu_set_confirmed_handler
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(SERVICE_CONFIRMED_DEVICE_COMMUNICATION_CONTROL,
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handler_device_communication_control);
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}
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static void cleanup(void)
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{
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datalink_cleanup();
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}
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int main(int argc, char *argv[])
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{
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BACNET_ADDRESS src = { 0 }; /* address where message came from */
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uint16_t pdu_len = 0;
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unsigned timeout = 100; /* milliseconds */
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time_t last_seconds = 0;
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time_t current_seconds = 0;
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/* allow the device ID to be set */
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if (argc > 1)
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Device_Set_Object_Instance_Number(strtol(argv[1], NULL, 0));
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#if defined(BACDL_BIP)
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if (argc > 2)
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Network_Interface = argv[2];
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if (argc > 3)
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bip_set_port(strtol(argv[3], NULL, 0));
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#endif
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printf("BACnet Server Demo\n"
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"BACnet Device ID: %u\r\n",
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Device_Object_Instance_Number());
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Init_Service_Handlers();
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if (!datalink_init(Network_Interface))
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return 1;
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atexit(cleanup);
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/* configure the timeout values */
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last_seconds = time(NULL);
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/* broadcast an I-Am on startup */
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iam_send(&Handler_Transmit_Buffer[0]);
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/* loop forever */
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for (;;) {
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/* input */
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current_seconds = time(NULL);
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/* returns 0 bytes on timeout */
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pdu_len = datalink_receive(&src, &Rx_Buf[0], MAX_MPDU, timeout);
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/* process */
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if (pdu_len) {
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npdu_handler(&src, &Rx_Buf[0], pdu_len);
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}
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/* at least one second has passed */
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if (current_seconds != last_seconds) {
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dcc_timer_seconds(current_seconds - last_seconds);
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Load_Control_State_Machine_Handler();
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}
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/* output */
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/* blink LEDs, Turn on or off outputs, etc */
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}
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}
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